//对全局字体进行设置
#app {
    font-family: "Alibaba-PuHuiTi-Regular", -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif,
        "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}